Free Hero Mesh

  Object*o=objects[n];
  if(!o) return;
  animfree(o->anim);
  if(o->down==VOIDLINK) playfield[o->x+o->y*64-65]=o->up;
  else objects[o->down]->up=o->up;
  if(o->up!=VOIDLINK) objects[o->up]->down=o->down;
  o->down=o->up=VOIDLINK;
  if(!(o->oflags&OF_DESTROYED)) {
    if(firstobj==n) firstobj=o->next;
    if(lastobj==n) lastobj=o->prev;
    if(o->prev!=VOIDLINK) objects[o->prev]->next=o->next;
    if(o->next!=VOIDLINK) objects[o->next]->prev=o->prev;
  }
  free(o);
  objects[n]=0;
  generation_number_inc=1;
}

static inline Uint8 resolve_dir(Uint32 n,Uint32 d) {
  return d<8?d:(objects[n]->dir+d)&7;

  an->status=ANISTAT_VISUAL|ANISTAT_SYNCHRONIZED;
  an->vimage=a0+anim_slot[sl].frame;
  an->lstep=an->vstep=0;
  an->step->flag=ANI_LOOP|ANI_SYNC;
  an->step->start=a0;
  an->step->slot=sl;
}

static Sint32 height_at(Uint32 x,Uint32 y) {
  Sint32 r=0;
  Object*o;
  Uint32 i;
  if(x<1 || x>pfwidth || y<1 || y>pfheight) return 0;
  i=playfield[x+y*64-65];
  while(i!=VOIDLINK) {
    o=objects[i];
    if(r<o->height && !(o->oflags&(OF_DESTROYED|OF_VISUALONLY))) r=o->height;
    i=o->up;
  }
  return r;
}

static Sint32 volume_at(Uint32 x,Uint32 y) {
  Sint32 r=0;
  Object*o;
  Uint32 i;
  if(x<1 || x>pfwidth || y<1 || y>pfheight) return 0;
  i=playfield[x+y*64-65];
  while(i!=VOIDLINK) {
    o=objects[i];
    if(r<o->volume && !(o->oflags&(OF_DESTROYED|OF_VISUALONLY))) r=o->volume;
    i=o->up;
  }
  return r;
}

static Uint32 obj_above(Uint32 i) {
  Object*o;
  if(i==VOIDLINK) return VOIDLINK;
  o=objects[i];
  i=o->up;
  while(i!=VOIDLINK) {

  int i,x,y,xx,yy;
  Uint32 n;
  if(to==VOIDLINK) return NVALUE(0);
  o=objects[to];
  // EKS Hero Mesh doesn't check if it already destroyed.
  v=why==8?NVALUE(0):send_message(from,to,MSG_DESTROY,NVALUE(0),NVALUE(0),NVALUE(why));
  if(!v_bool(v)) {
    if(!(o->oflags&OF_DESTROYED)) {
      if(firstobj==to) firstobj=o->next;
      if(lastobj==to) lastobj=o->prev;
      if(o->prev!=VOIDLINK) objects[o->prev]->next=o->next;
      if(o->next!=VOIDLINK) objects[o->next]->prev=o->prev;
      // This object is not itself removed from the linked list, since it may be destroyed while enumerating all objects
    }
    o->oflags|=OF_DESTROYED;
    if(why!=8 && !(o->oflags&OF_VISUALONLY)) {
      // Not checking for stealth; stealth only applies to movement, not destruction
      xx=o->x; yy=o->y;
      for(i=25;i>=0;i--) {
        x=xx+Xbit(i); y=yy+Ybit(i);
        if(x<1 || x>pfwidth || y<1 || y>pfheight) continue;
        n=playfield[x+y*64-65];

        m=objects[m]->up;
      }
    }
  }
  // The OF_MOVED flag is set elsewhere, not here
  return 1;
}

static int move_dir(Uint32 from,Uint32 obj,Uint32 dir) {
  // This function is complicated, and there may be mistakes.
  Object*o;
  Object*oE;
  Object*oF;
  Uint32 objE,objF,objLF,objRF;
  Uint32 hit=0;
  Uint32 hF,vol;
  Value v;
  if(StackProtection()) Throw("Call stack overflow during movement");
  if(obj==VOIDLINK) return 0;
  o=objects[obj];
  o->dir=dir=resolve_dir(obj,dir);
  if(o->weight>o->inertia) goto fail;
  o->inertia-=o->weight;
  restart:
  if(hit&0x100000) dir=o->dir;
  objF=obj_dir(obj,dir);
  if(objF==VOIDLINK) goto fail;
  oF=objects[objF];
  hF=height_at(oF->x,oF->y);
  if(dir&1) {
    // Diagonal movement
    objLF=obj_dir(obj,(dir+1)&7);
    objRF=obj_dir(obj,(dir-1)&7);
    vol=o->volume;
    if(objLF!=VOIDLINK) vol+=volume_at(objects[objLF]->x,objects[objLF]->y);
    if(objRF!=VOIDLINK) vol+=volume_at(objects[objRF]->x,objects[objRF]->y);
    if(vol<=max_volume) {
      objE=objF;
      while(objE!=VOIDLINK) {
        oE=objects[objE];
        if(oE->height>0 && !(oE->oflags&(OF_VISUALONLY|OF_DESTROYED))) {
          v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit|0x80000));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xFC098F7F:-1);
          if(hit&8) goto fail;
          if(!(hit&0x11)) {
            v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit|0x80000));
            if(v.t) Throw("Type mismatch in HIT/HITBY");
            hit=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xFC098F7F:-1);
            if(hit&8) goto fail;
          }
        }
        objE=obj_below(objE);
      }
      if(!(hit&0x402008)) {
        if(hF<=o->climb || (hit&0x200000)) {
          if(hit&0x20000) goto success;
          if(move_to(from,obj,oF->x,oF->y)) goto success; else goto fail;
        }
      }
    } else {
      
    }
  } else {
    // Orthogonal movement
    if(hit) hit=(hit&0x0C000000)|0x800;
    objE=objF;
    while(objE!=VOIDLINK) {
      oE=objects[objE];
      if(oE->height>0 && !(oE->oflags&(OF_VISUALONLY|OF_DESTROYED))) {
        hit&=~7;
        // HIT/HITBY messages
        v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit));
        if(v.t) Throw("Type mismatch in HIT/HITBY");
        hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xFC098F7F:-1);
        if(hit&8) goto fail;
        if(!(hit&0x11)) {
          v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xFC098F7F:-1);
        }
        if(hit&0x108) goto fail;
        // Hardness/sharpness
        if(!(hit&0x22)) {
          if(o->sharp[dir>>1]>oE->hard[(dir^4)>>1] && !v_bool(destroy(obj,objE,2))) hit|=0x8004;
          if(oE->sharp[(dir^4)>>1]>o->hard[dir>>1] && !v_bool(destroy(objE,obj,1))) hit|=0x4C;
        }
        if(hit&0x200) goto fail;
      }
      // Shoving
      if(!(hit&0x44) && (oE->shovable&(1<<dir)) && o->inertia>=oE->weight) {
        oE->inertia=o->inertia;
        if(move_dir(obj,objE,dir)) {
          if(!(oE->oflags&OF_DESTROYED)) o->inertia=oE->inertia;
          hit|=0x8000;
        }
      }
      if(hit&0x400) goto fail;
      objE=obj_below(objE);
    }
    if(hit&0x2008) goto fail;
    if((hit&0x48000)==0x8000) goto restart;
    if(!(hit&0x400000)) {
      if(hF<=o->climb || (hit&0x200000)) {
        if(hit&0x20000) goto success;
        if(move_to(from,obj,oF->x,oF->y)) goto success; else goto fail;
      }
    }
    // Sliding
    if(hit&0x80) goto fail;
    hit|=0x10000;
    
  }
  fail: if(hit&0x1000) goto success; o->inertia=0; return 0;
  success: if(!(hit&0x4000)) o->oflags|=OF_MOVED; return 1;
}

static int jump_to(Uint32 from,Uint32 n,Uint32 x,Uint32 y) {
  int xx,yy;
  if(n==VOIDLINK) return 0;
  xx=objects[n]->x;
  yy=objects[n]->y;
  if(!move_to(from,n,x,y)) return 0;

  return OVALUE(n);
}

static int v_for(Uint16*code,int ptr,Value v,Value xv,Value yv) {
  int k=code[ptr];
  Uint32 n;
  if(xv.t || yv.t) Throw("Type mismatch");
  globals[k].t=TY_FOR;
  if(xv.u<1 || xv.u>pfwidth || yv.u<1 || yv.u>pfheight) {

    globals[k].s=-1;
    xv.u=yv.u=0;
  } else {

    globals[k].u=xv.u+yv.u*64-65;
    if(v_bool(v)) globals[k].u|=0x10000;
  }
  if(xv.u || yv.u) {
    n=playfield[globals[k].u&0xFFFF];
    while(n!=VOIDLINK) {
      objects[n]->oflags&=~OF_DONE;
      n=objects[n]->up;
    }
  }
  return code[ptr+1]-2; // This will cause "next" to be executed next
}

static int v_next(Uint16*code,int ptr) {
  int k=code[code[ptr]-1];
  Uint32 n;
  Uint32 r=VOIDLINK;
  if(globals[k].t!=TY_FOR) Throw("Uninitialized for/next loop");
  if(globals[k].s==-1) return ptr+1;
  n=playfield[globals[k].u&0xFFFF];
  while(n!=VOIDLINK) {
    if(!(objects[n]->oflags&OF_DONE)) {
      r=n;
      if(globals[k].u&0x10000) break;
    }
    n=objects[n]->up;

    case OP_CLIMB_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->climb=t1.u; break;
    case OP_COLLISIONLAYERS: StackReq(0,1); Push(NVALUE(classes[o->class]->collisionLayers)); break;
    case OP_COLLISIONLAYERS_C: StackReq(1,1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else Push(NVALUE(classes[objects[i]->class]->collisionLayers)); break;
    case OP_COMPATIBLE: StackReq(0,1); if(classes[o->class]->cflags&CF_COMPATIBLE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_COMPATIBLE_C: StackReq(1,1); GetClassFlagOf(CF_COMPATIBLE); break;
    case OP_CREATE: NoIgnore(); StackReq(5,1); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); Push(v_create(obj,t1,t2,t3,t4,t5)); break;
    case OP_CREATE_D: NoIgnore(); StackReq(5,0); t5=Pop(); t4=Pop(); t3=Pop(); t2=Pop(); t1=Pop(); v_create(obj,t1,t2,t3,t4,t5); break;
    case OP_DELTA: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u>t2.u?t1.u-t2.u:t2.u-t1.u)); break;
    case OP_DENSITY: StackReq(0,1); Push(NVALUE(o->density)); break;
    case OP_DENSITY_C: StackReq(1,1); Push(GetVariableOrAttributeOf(density,NVALUE)); break;
    case OP_DENSITY_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); change_density(obj,t1.s); break;
    case OP_DENSITY_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); change_density(obj,t1.s&0xFFFF); break;
    case OP_DENSITY_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); change_density(v_object(Pop()),t1.s); break;
    case OP_DENSITY_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); change_density(v_object(Pop()),t1.s&0xFFFF); break;
    case OP_DEPARTED: StackReq(0,1); Push(NVALUE(o->departed&0x1FFFFFF)); break;

    case OP_HARD_EC: NoIgnore(); StackReq(3,0); j=v_sh_dir(Pop()); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->hard[j]=t1.u; break;
    case OP_HEIGHT: StackReq(0,1); Push(NVALUE(o->height)); break;
    case OP_HEIGHT_C: StackReq(1,1); Push(GetVariableOrAttributeOf(height,NVALUE)); break;
    case OP_HEIGHT_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->height=t1.u; break;
    case OP_HEIGHT_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->height=t1.u&0xFFFF; break;
    case OP_HEIGHT_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->height=t1.u; break;
    case OP_HEIGHT_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->height=t1.u; break;
    case OP_HEIGHTAT: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(height_at(t1.u,t2.u))); break;
    case OP_IF: StackReq(1,0); if(v_bool(Pop())) ptr++; else ptr=code[ptr]; break;
    case OP_IGNOREKEY: if(current_key) key_ignored=all_flushed=1; break;
    case OP_IMAGE: StackReq(0,1); Push(NVALUE(o->image)); break;
    case OP_IMAGE_C: StackReq(1,1); Push(GetVariableOf(image,NVALUE)); break;
    case OP_IMAGE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->image=t1.u; break;
    case OP_IMAGE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->image=t1.u; break;
    case OP_INERTIA: StackReq(0,1); Push(NVALUE(o->inertia)); break;
    case OP_INERTIA_C: StackReq(1,1); Push(GetVariableOf(inertia,NVALUE)); break;
    case OP_INERTIA_E: StackReq(1,0); t1=Pop(); Numeric(t1); o->inertia=t1.u; break;
    case OP_INERTIA_E16: StackReq(1,0); t1=Pop(); Numeric(t1); o->inertia=t1.u&0xFFFF; break;
    case OP_INERTIA_EC: StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->inertia=t1.u; break;
    case OP_INERTIA_EC16: StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) objects[i]->inertia=t1.u&0xFFFF; break;
    case OP_INT16: StackReq(0,1); Push(NVALUE(code[ptr++])); break;
    case OP_INT32: StackReq(0,1); t1=UVALUE(code[ptr++]<<16,TY_NUMBER); t1.u|=code[ptr++]; Push(t1); break;
    case OP_INTMOVE: NoIgnore(); StackReq(1,1); t1=Pop(); Numeric(t1); Push(NVALUE(move_dir(obj,obj,t1.u))); break;
    case OP_INTMOVE_C: NoIgnore(); StackReq(2,1); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else Push(NVALUE(move_dir(obj,i,t1.u))); break;
    case OP_INTMOVE_D: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); move_dir(obj,obj,t1.u); break;
    case OP_INTMOVE_CD: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) move_dir(obj,i,t1.u); break;
    case OP_INVISIBLE: StackReq(0,1); if(o->oflags&OF_INVISIBLE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_INVISIBLE_C: StackReq(1,1); GetFlagOf(OF_INVISIBLE); break;
    case OP_INVISIBLE_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_INVISIBLE; else o->oflags&=~OF_INVISIBLE; break;
    case OP_INVISIBLE_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_INVISIBLE); break;
    case OP_JUMPTO: NoIgnore(); StackReq(2,1); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); Push(NVALUE(jump_to(obj,obj,t2.u,t3.u))); break;
    case OP_JUMPTO_C: NoIgnore(); StackReq(3,1); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); i=v_object(Pop()); Push(NVALUE(jump_to(obj,i,t2.u,t3.u))); break;
    case OP_JUMPTO_D: NoIgnore(); StackReq(2,0); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); jump_to(obj,obj,t2.u,t3.u); break;

    case OP_LOSELEVEL: gameover=-1; Throw(0); break;
    case OP_LSH: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t2.u&~31?0:t1.u<<t2.u)); break;
    case OP_LT: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_unsigned_greater(t2,t1)?1:0)); break;
    case OP_LT_C: StackReq(2,1); t2=Pop(); t1=Pop(); Push(NVALUE(v_signed_greater(t2,t1)?1:0)); break;
    case OP_LXOR: StackReq(2,1); t1=Pop(); t2=Pop(); if(v_bool(t1)?!v_bool(t2):v_bool(t2)) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOD: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u%t2.u)); break;
    case OP_MOD_C: StackReq(2,1); t2=Pop(); DivideBy(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s%t2.s)); break;
    case OP_MOVE: NoIgnore(); StackReq(1,1); t1=Pop(); Numeric(t1); o->inertia=o->strength; Push(NVALUE(move_dir(obj,obj,t1.u))); break;
    case OP_MOVE_C: NoIgnore(); StackReq(2,1); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else { objects[i]->inertia=o->strength; Push(NVALUE(move_dir(obj,i,t1.u))); } break;
    case OP_MOVE_D: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->inertia=o->strength; move_dir(obj,obj,t1.u); break;
    case OP_MOVE_CD: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) { objects[i]->inertia=o->strength; move_dir(obj,i,t1.u); } break;
    case OP_MOVED: StackReq(0,1); if(o->oflags&OF_MOVED) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_MOVED_C: StackReq(1,1); GetFlagOf(OF_MOVED); break;
    case OP_MOVED_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_MOVED; else o->oflags&=~OF_MOVED; break;
    case OP_MOVED_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_MOVED); break;
    case OP_MOVENUMBER: StackReq(0,1); Push(NVALUE(move_number)); break;
    case OP_MOVEPLUS: NoIgnore(); StackReq(1,1); t1=Pop(); Numeric(t1); o->inertia+=o->strength; Push(NVALUE(move_dir(obj,obj,t1.u))); break;
    case OP_MOVEPLUS_C: NoIgnore(); StackReq(2,1); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else {objects[i]->inertia+=o->strength;Push(NVALUE(move_dir(obj,i,t1.u)));} break;
    case OP_MOVEPLUS_D: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->inertia+=o->strength; move_dir(obj,obj,t1.u); break;
    case OP_MOVEPLUS_CD: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) { objects[i]->inertia+=o->strength; move_dir(obj,i,t1.u); } break;
    case OP_MOVETO: NoIgnore(); StackReq(2,1); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); Push(NVALUE(move_to(obj,obj,t2.u,t3.u))); break;
    case OP_MOVETO_C: NoIgnore(); StackReq(3,1); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); i=v_object(Pop()); Push(NVALUE(move_to(obj,i,t2.u,t3.u))); break;
    case OP_MOVETO_D: NoIgnore(); StackReq(2,0); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); move_to(obj,obj,t2.u,t3.u); break;
    case OP_MOVETO_CD: NoIgnore(); StackReq(3,0); t3=Pop(); Numeric(t3); t2=Pop(); Numeric(t2); i=v_object(Pop()); move_to(obj,i,t2.u,t3.u); break;
    case OP_MSG: StackReq(0,1); Push(MVALUE(msgvars.msg)); break;
    case OP_MUL: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u*t2.u)); break;
    case OP_MUL_C: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.s*t2.s)); break;

    case OP_STRENGTH_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->strength=t1.u&0xFFFF; break;
    case OP_STRENGTH_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_STRENGTH_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->strength=t1.u; break;
    case OP_SOUND: StackReq(2,0); t2=Pop(); t1=Pop(); break; // Sound not implemented at this time
    case OP_SUB: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(t1.u-t2.u)); break;
    case OP_SWAP: StackReq(2,2); t1=Pop(); t2=Pop(); Push(t1); Push(t2); break;
    case OP_SYNCHRONIZE: StackReq(2,0); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); animate_sync(obj,t1.u,t2.u); break;
    case OP_TEMPERATURE: StackReq(0,1); Push(NVALUE(o->temperature)); break;
    case OP_TEMPERATURE_C: StackReq(1,1); Push(GetVariableOrAttributeOf(temperature,NVALUE)); break;
    case OP_TEMPERATURE_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->temperature=t1.u; break;
    case OP_TEMPERATURE_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->temperature=t1.u&0xFFFF; break;
    case OP_TEMPERATURE_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->temperature=t1.u; break;
    case OP_TEMPERATURE_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->temperature=t1.u; break;
    case OP_TRACE: StackReq(3,0); trace_stack(obj); break;
    case OP_TUCK: StackReq(2,3); t2=Pop(); t1=Pop(); Push(t2); Push(t1); Push(t2); break;
    case OP_USERSIGNAL: StackReq(0,1); if(o->oflags&OF_USERSIGNAL) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSIGNAL_C: StackReq(1,1); GetFlagOf(OF_USERSIGNAL); break;
    case OP_USERSIGNAL_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSIGNAL; else o->oflags&=~OF_USERSIGNAL; break;
    case OP_USERSIGNAL_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_USERSIGNAL); break;
    case OP_USERSTATE: StackReq(0,1); if(o->oflags&OF_USERSTATE) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_USERSTATE_C: StackReq(1,1); GetFlagOf(OF_USERSTATE); break;
    case OP_USERSTATE_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_USERSTATE; else o->oflags&=~OF_USERSTATE; break;
    case OP_USERSTATE_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_USERSTATE); break;
    case OP_VISUALONLY: StackReq(0,1); if(o->oflags&OF_VISUALONLY) Push(NVALUE(1)); else Push(NVALUE(0)); break;
    case OP_VISUALONLY_C: StackReq(1,1); GetFlagOf(OF_VISUALONLY); break;
    case OP_VISUALONLY_E: NoIgnore(); StackReq(1,0); if(v_bool(Pop())) o->oflags|=OF_VISUALONLY; else o->oflags&=~OF_VISUALONLY; break;
    case OP_VISUALONLY_EC: NoIgnore(); StackReq(2,0); SetFlagOf(OF_VISUALONLY); break;
    case OP_VOLUME: StackReq(0,1); Push(NVALUE(o->volume)); break;
    case OP_VOLUME_C: StackReq(1,1); Push(GetVariableOrAttributeOf(volume,NVALUE)); break;
    case OP_VOLUME_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u; break;
    case OP_VOLUME_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->volume=t1.u&0xFFFF; break;
    case OP_VOLUME_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_VOLUME_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->volume=t1.u; break;
    case OP_VOLUMEAT: StackReq(2,1); t2=Pop(); Numeric(t2); t1=Pop(); Numeric(t1); Push(NVALUE(volume_at(t1.u,t2.u))); break;
    case OP_WEIGHT: StackReq(0,1); Push(NVALUE(o->weight)); break;
    case OP_WEIGHT_C: StackReq(1,1); Push(GetVariableOrAttributeOf(weight,NVALUE)); break;
    case OP_WEIGHT_E: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->weight=t1.u; break;
    case OP_WEIGHT_E16: NoIgnore(); StackReq(1,0); t1=Pop(); Numeric(t1); o->weight=t1.u&0xFFFF; break;
    case OP_WEIGHT_EC: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->weight=t1.u; break;
    case OP_WEIGHT_EC16: NoIgnore(); StackReq(2,0); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i!=VOIDLINK) o->weight=t1.u; break;
    case OP_WINLEVEL: key_ignored=0; gameover=1; Throw(0); break;
    case OP_XDIR: StackReq(1,1); t1=Pop(); Numeric(t1); Push(NVALUE(o->x+x_delta[resolve_dir(obj,t1.u)])); break;
    case OP_XDIR_C: StackReq(2,1); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else Push(NVALUE(objects[i]->x+x_delta[resolve_dir(i,t1.u)])); break;
    case OP_XLOC: StackReq(0,1); Push(NVALUE(o->x)); break;
    case OP_XLOC_C: StackReq(1,1); Push(GetVariableOf(x,NVALUE)); break;
    case OP_YDIR: StackReq(1,1); t1=Pop(); Numeric(t1); Push(NVALUE(o->y+y_delta[resolve_dir(obj,t1.u)])); break;
    case OP_YDIR_C: StackReq(2,1); t1=Pop(); Numeric(t1); i=v_object(Pop()); if(i==VOIDLINK) Push(NVALUE(0)); else Push(NVALUE(objects[i]->y+y_delta[resolve_dir(i,t1.u)])); break;
    case OP_YLOC: StackReq(0,1); Push(NVALUE(o->y)); break;
    case OP_YLOC_C: StackReq(1,1); Push(GetVariableOf(y,NVALUE)); break;
#define MiscVar(a,b) \
    case a: StackReq(0,1); Push(o->b); break; \
    case a+0x0800: StackReq(1,1); Push(GetVariableOf(b,)); break; \
    case a+0x1000: NoIgnore(); StackReq(1,0); o->b=Pop(); break; \
    case a+0x1001: NoIgnore(); StackReq(1,0); t1=Pop(); if(!t1.t) t1.u&=0xFFFF; o->b=t1; break; \

  } else {
    return Pop();
  }
}

static Uint32 broadcast(Uint32 from,int c,Uint16 msg,Value arg1,Value arg2,Value arg3,int s) {
  Uint32 t=0;
  Uint32 n;
  Object*o;
  Value v;
  if(lastobj==VOIDLINK) return;
  n=lastobj;
  while(o=objects[n]) {

    if(!c || o->class==c) {
      v=send_message(from,n,msg,arg1,arg2,arg3);
      if(s) {
        switch(v.t) {
          case TY_NUMBER: t+=v.u; break;
          case TY_CLASS: t++; break;
          default:
            if(v.t<=TY_MAXTYPE) Throw("Invalid return type for BroadcastSum");
            t++;
        }
      } else {
        t++;
      }
    }
    n=o->prev;
    if(n==VOIDLINK) break;

  }
  return t;
}

void annihilate(void) {
  Uint32 i;
  for(i=0;i<64*64;i++) playfield[i]=VOIDLINK;

    quiz_obj=NVALUE(0);
    return changed?"Invalid use of IgnoreKey":0;
  }
  move_number++;
  // Beginning phase
  if(!all_flushed) broadcast(m,0,MSG_BEGIN_TURN,m==VOIDLINK?NVALUE(objects[m]->x):NVALUE(0),m==VOIDLINK?NVALUE(objects[m]->y):NVALUE(0),v,0);
  
  // Cleanup phase
  for(n=0;n<nobjects;n++) if(objects[n] && (objects[n]->oflags&OF_DESTROYED)) objtrash(n);
  if(generation_number<=TY_MAXTYPE) return "Too many generations of objects";
  return 0;
}

const char*init_level(void) {
  if(setjmp(my_env)) return my_error;
  if(main_options['t']) printf("[Level %d restarted]\n",level_id);